CVE-2023-21216

—

CVSS 3.1

9.8 critical

EPSS

<1%p33

Published

Dec 4, 2023 (Dec 4, 2023)

Modified

Jun 17, 2026

Description

In PMRChangeSparseMemOSMem of physmem_osmem_linux.c, there is a possible arbitrary code execution due to a use after free. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.

Vendors: google
Products: android
Weakness: CWE-276
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

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